
<ion-header>
  <ion-navbar color="primary">
      <button ion-button menuToggle>
        <ion-icon name="menu"></ion-icon>
      </button>
    <ion-title style="text-align: center">管理服务</ion-title>
  </ion-navbar>
</ion-header>

<ion-content >
  <div #map_container class="map_container"></div>
</ion-content>
